I need a mockup post designs for our facebook page

Information for the business: custom printing of home decor items
Industry: Art and Design
Design details: We are a customizing company of different home and personal items, who are interested in dealing with a designer in monthly basis to have weekly or maximum of biweekly designs for the facebook page which should be either using ready made or by implementing graphic over image manually. All graphics, images and photos should be bought from us from stock image sites such as fotolia, shutter stock and creative market
posts for these categories in 4-5 posts each
1-wallpaper [ready made mockups available]
2-roller blinds [ready made mockups not available]
3-bean bags [ready made mockups available]
4-cushions [ready made mockups available]
5-lampshades [ready made mockups available]
Messages to communicate through the design: in brief, all you have to do is browse stock libraries
ask us to buy images, or we can give you our account info to be able to buy stock images
implement by using ready made mockups available in different web stores such as creative market and others
Ideas for the visual style: ?
Extra notes: monthly deal forever